--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-07-26T00:00:00Z dns-udp-queries-received-ipv4: 3689165329 dns-udp-queries-received-ipv6: 521781706 dns-tcp-queries-received-ipv4: 130991353 dns-tcp-queries-received-ipv6: 64669739 dns-udp-responses-sent-ipv4: 3683496900 dns-udp-responses-sent-ipv6: 521729029 dns-tcp-responses-sent-ipv4: 135070827 dns-tcp-responses-sent-ipv6: 66770643